Gulls

species: 
Herring Gull
scientific name: 
Larus argentatus
notes: 

White ring with a 2 alpha code.

note 1 : rings are placed above the knee (on the tibia) for better observation results in the colony (high vegetation) and on rubbish-dumps. All other colours (with vertical placed codes) above the knee are also part of this project.

note 2 : In some series is an additional plain marker present at the other tibia, this marker is part of the combination.

note 3 :

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
Two alpha code (2 letters).
countries where ringed: 
The Netherlands.